Even 13.8 billion years after the Big Bang, we can reconstruct the first 3 minutes. About 100 years ago, we began to truly understand the nature of the Universe for the […]
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Demanding appropriate levels of skepticism and scrutiny isn’t cruelty, but rather demonstrates scientific integrity and intellectual honesty. Every few months, a novel headline will fly across the world, claiming to […]
We haven’t found the truly “first” ones yet, but we’re not just on our way; we’re almost there. “For the first time we can learn about individual stars from near the […]
Even if the Universe grows to infinity, there might not be enough space to hold all the possibilities. “We are actually living in a million parallel realities every single minute.” –Marina […]
Traveling to the future is possible, but the “back” part runs into trouble. Mr. Strickland: “I noticed your band is on the roster for the dance auditions after school today. […]
Is there an alternate Universe with a different version of you, and all the outcomes you didn’t choose? “Go then, there are other worlds than these.” –Stephen King, The Dark […]
Pyongyang says they’ve detonated a hydrogen bomb. Here’s how science can tell us they’re lying. “In this first testing ground of the atomic bomb I have seen the most terrible and […]
Before the first star ever formed, the Universe was filled with light. But how? “Light thinks it travels faster than anything but it is wrong. No matter how fast light […]
Every prediction it’s ever made has been verified, except for one. “These neutrino observations are so exciting and significant that I think we’re about to see the birth of an entirely […]
General relativity sure does make some counterintuitive predictions. “They say the universe is expanding. That should help with the traffic.”–Steven Wright Each week on Ask Ethan, I take a dive […]
What everyone should know about where our matter-and-radiation-filled Universe came from. “I don’t think at this point we have any way of knowing where the laws of physics came from. We […]
Did you know that time travel was possible? It really is. For example, you can visit remote parts of the Amazon River and meet people who are living just as […]
As Yogi Berra said of baseball, it is 90 percent mental, and "the other half is physical." This 'Yogi-ism' is equally applicable to tennis, a sport in which elite players need to be "intuitive physicists" in order to win at the highest level.